Evaluation of the clinical usefulness of CT in a standing or sitting position for thoracic diseases (respiratory or cardiovascular diseases): comparison with CT in a supine position

Evaluation of the clinical usefulness of CT in a standing or sitting position for thoracic diseases (respiratory or cardiovascular diseases): comparison with CT in a supine position - Feasibility of CT in a standing or sitting position for thoracic diseases (respiratory or cardiovascular diseases)

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000026587

Enrollment

380

Registered

2017-03-17

Start date

2017-08-03

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Thoracic diseases (respiratory or cardiovascular diseases)

Interventions

Conventional CT in a supine position Horizontal CT in a standing and sitting positions

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Subjects who are referred for chest CT for assessment of known or possible thoracic diseases (respiratory or cardiovascular diseases) 2. Age equal to or more than 20 years

Exclusion criteria

Exclusion criteria: 1. Known or possible pregnancy 2. Subjects who are not able to undergo CT in a standing or sitting position 3. Subjects who do not provide written informed consent

Design outcomes

Primary

Measure	Time frame
Morphological parameters on images	—

Countries

Japan

Contacts

Public ContactYamada Yoshitake

Keio University School of Medicine Department of Radiology

yamada@rad.med.keio.ac.jp03-3353-1977(+81-3-3353-1977)

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026